Filter, 37mm, 0.8µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC837 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-0801-02 Gilian 800i/5000/10i/12 Five-Unit Power Station, 1 Price on request 811-0503-01 GILIBRATOR FEET, 4-PACK (includes for screws) Price on request 810-0102-02 GilAir-5 Clock, with timer (ATEX), Pump only Price on request